$OpenBSD: patch-bf_h,v 1.1.1.1 2011/04/12 11:48:58 jasper Exp $
--- bf.h.orig	Mon Feb  7 18:57:16 2011
+++ bf.h	Mon Feb  7 18:57:40 2011
@@ -1,3 +1,5 @@
+#include <stdio.h>
+
 void emmit(char * s);
 extern int yyparse();
 extern FILE * yyin;
